JP5080825B2 - ガスタービンエンジン及びその燃焼器 - Google Patents
ガスタービンエンジン及びその燃焼器 Download PDFInfo
- Publication number
- JP5080825B2 JP5080825B2 JP2007049728A JP2007049728A JP5080825B2 JP 5080825 B2 JP5080825 B2 JP 5080825B2 JP 2007049728 A JP2007049728 A JP 2007049728A JP 2007049728 A JP2007049728 A JP 2007049728A JP 5080825 B2 JP5080825 B2 JP 5080825B2
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- Japan
- Prior art keywords
- combustor
- cyclone
- fuel
- gas turbine
- defining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
- F23R3/286—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply having fuel-air premixing devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
- F23R3/04—Air inlet arrangements
- F23R3/10—Air inlet arrangements for primary air
- F23R3/12—Air inlet arrangements for primary air inducing a vortex
- F23R3/14—Air inlet arrangements for primary air inducing a vortex by using swirl vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
- F23R3/34—Feeding into different combustion zones
- F23R3/343—Pilot flames, i.e. fuel nozzles or injectors using only a very small proportion of the total fuel to insure continuous combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
- F23R3/50—Combustion chambers comprising an annular flame tube within an annular casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
- F23R3/52—Toroidal combustion chambers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49348—Burner, torch or metallurgical lance making
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Description
12 低圧圧縮器
14 高圧圧縮器
16 燃焼器
18 高圧タービン
20 低圧タービン
22 縦軸
30 チャンバ
32 外側ライナ
33 内側ライナ
34 入口端部
35 環状燃焼器車室
36 放射軸
38 出口端部
40 縦軸
50 ドームアセンブリ
52 ミキサアセンブリ
54 パイロットミキサ
56 主ミキサ
58 中心本体
60 パイロットチャンバ
62 対称
64 燃料ノズル
66 パイロット燃料噴射器
68 燃料ノズルチップ
69 取り付けフランジ
70 対向燃料ノズル茎状部
71 旋回翼
72 パイロット内側旋回翼
74 パイロット外側旋回翼
76 静翼
78 パイロット外側旋回翼静翼
80 パイロットスプリッタ
82 内側表面
84 内壁
86 パイロットハウジング
90 ハウジング
92 主ミキサ穴
94 燃料マニホルド
98 注入口
100 外側表面
104 収束し−分岐する表面
106 後方遮蔽体
108 リップ
120 サイクロン
122 サイクロン静翼
123 後方のサイクロン静翼
124 前方のサイクロン静翼
125 サイクロン本体
126 囲い板
128 流路
130 吐き出し口
132 参照矢印
134 間隙
140 内側燃焼器ライナ
Claims (8)
- ガスタービンエンジン(10)のための燃焼器(16)において、
少なくとも燃焼チャンバ(30)の一部を規定する外側燃焼器ライナ(32)を有する燃焼器ライナアセンブリであって、前記外側燃焼器ライナは燃焼チャンバ入力開口を形成する放射状に延びる第1端部(34)と、燃焼チャンバ出力開口を規定する同軸上に延びる第2端部(38)とを有し、前記第1端部は前記第2端部に移行しながら前記外側燃焼器ライナの円弧状断面形状を規定する、燃焼器ライナアセンブリと、
ドームアセンブリ(50)であって、該ドームアセンブリ(50)の下流に延びる前記第1端部に連結され、複数のサイクロン静翼(122)をその周りに有するサイクロン(120)を備える、ドームアセンブリ(50)と、
放射状構成の前記サイクロンの範囲内に配置される燃料ノズル(64)と
を備え、
前記サイクロンは、前記ガスタービンエンジンの圧縮機の吐出し口(130)と流体連通するように位置され、前記サイクロン静翼(122)は、前記圧縮機からの圧縮された空気を燃料空気混合キャビティ(92)に向けて流すよう構成され、
前記複数のサイクロン静翼(122)のうちの最も後方のサイクロン静翼は、前記複数のサイクロン静翼のうちの最も前方のサイクロン静翼より大きい
ことを特徴とする、燃焼器(16)。
- 前記サイクロン(120)は、更に、本体(125)と、少なくとも前記本体の一部を囲んでおり、前記燃焼器の上流に配置される圧縮器吐出し口(130)と流体連通して流路(128)を規定する前記囲い板(126)と、を備える請求項1記載の燃焼器(16)。
- 前記本体及び前記囲い板(126)は、前記燃焼器の放射軸(36)のまわりに同軸で配置され、前記本体の周囲に均一な放射状の面積を有する間隙(134)を規定する請求項2記載の燃焼器(16)。
- 前記複数のサイクロン静翼のうちの各隣接するサイクロン静翼(122)の寸法は、前記最も前方のサイクロン静翼(124)から前記最も後方のサイクロン静翼(123)に向かって増加する請求項2記載の燃焼器(16)。
- 前記燃料ノズル(64)は更に、
取付けフランジ(69)に連結される前端部を有する燃料ノズルチップ(68)と、
前記サイクロン(120)に連結される対向燃料ノズル茎状部(70)であって、拡散器と流体連通して構成され、前記燃料ノズルチップの中で規定されるパイロット空気流路に空気流を方向付ける対向燃料ノズル茎状部(70)と
を有する請求項1記載の燃焼器(16)。 - ガスタービンエンジン(10)において、
圧縮器吐出し口を規定する圧縮器(12、14)と、
前記圧縮器に連結される燃焼器(16)であって、燃焼チャンバ(30)を規定するライナアセンブリと、燃焼チャンバ入力開口を規定し放射状に延びる第1端部(34)と燃焼チャンバ出力開口を規定し軸方向に延びる第2端部(38)とを有する前記ライナアセンブリの外側燃焼器ライナ(32)と、を備える燃焼器(16)と、
前記第1端部に連結されるドームアセンブリ(50)であって、複数のサイクロン静翼(122)を周囲に配置したサイクロン(120)を含むドームアセンブリ(50)と、
放射状構成のサイクロンの範囲内に配置される燃料ノズル(64)と、
前記燃焼器に連結されるタービンノズルアセンブリと
を備え、
前記サイクロンは、前記ガスタービンエンジンの圧縮機の吐出し口(130)と流体連通するように位置され、前記サイクロン静翼(122)は、前記圧縮機からの圧縮された空気を燃料空気混合キャビティ(92)に向けて流すよう構成され、
前記複数のサイクロン静翼(122)のうちの最も後方のサイクロン静翼は、前記複数のサイクロン静翼のうちの最も前方のサイクロン静翼より大きい
ことを特徴とする、ガスタービンエンジン(10)。
- 前記ドームアセンブリ(50)は更に、少なくとも前記サイクロンの本体(125)の一部を取り巻く囲い板(126)を備え、前記囲い板は前記圧縮器吐出し口(130)と流体連通して流路(128)を規定する請求項6記載のガスタービンエンジン(10)。
- 前記燃焼器に結合され、該燃焼器の半径方向外側に位置する燃焼器ケーシングを更に有する、請求項6に記載のガスタービンエンジン。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/364,914 US7716931B2 (en) | 2006-03-01 | 2006-03-01 | Method and apparatus for assembling gas turbine engine |
| US11/364,914 | 2006-03-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007232360A JP2007232360A (ja) | 2007-09-13 |
| JP5080825B2 true JP5080825B2 (ja) | 2012-11-21 |
Family
ID=38016905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007049728A Expired - Fee Related JP5080825B2 (ja) | 2006-03-01 | 2007-02-28 | ガスタービンエンジン及びその燃焼器 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7716931B2 (ja) |
| EP (1) | EP1830129A2 (ja) |
| JP (1) | JP5080825B2 (ja) |
| CN (1) | CN101029739B (ja) |
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| US7051532B2 (en) | 2003-10-17 | 2006-05-30 | General Electric Company | Methods and apparatus for film cooling gas turbine engine combustors |
| FR2867552B1 (fr) | 2004-03-15 | 2008-07-11 | Gen Electric | Injecteur de carburant a pression regulee |
| US7509809B2 (en) * | 2005-06-10 | 2009-03-31 | Pratt & Whitney Canada Corp. | Gas turbine engine combustor with improved cooling |
| WO2007033306A2 (en) * | 2005-09-13 | 2007-03-22 | Rolls-Royce Corporation, Ltd. | Gas turbine engine combustion systems |
-
2006
- 2006-03-01 US US11/364,914 patent/US7716931B2/en not_active Expired - Fee Related
-
2007
- 2007-02-28 JP JP2007049728A patent/JP5080825B2/ja not_active Expired - Fee Related
- 2007-03-01 EP EP07103306A patent/EP1830129A2/en not_active Withdrawn
- 2007-03-01 CN CN2007100847003A patent/CN101029739B/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US7716931B2 (en) | 2010-05-18 |
| US20100083664A1 (en) | 2010-04-08 |
| CN101029739A (zh) | 2007-09-05 |
| EP1830129A2 (en) | 2007-09-05 |
| CN101029739B (zh) | 2011-11-30 |
| JP2007232360A (ja) | 2007-09-13 |
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